ProSomnus SPAC Presentation Deck

Significant Growth Potential and Attractive Financial Prospects CAGR NET REVENUE (2020A - 2023E) ($ in millions) $8 2020A Growth Rate 50% GROSS MARGIN (2020A - 2023E) ($ in millions) 2020A $14 ~400 basis point impact due to supply chain disruptions Adj. EBITDA Margin 2021A Unlevered Free Cash Flow¹ 70% 52% 2021A (25%) ($3) ~70% $20-21 2022E ~45% Q1 '22 Gross Margin ~58% ~59% 2022E ~(15%) ~($6) $38-40 2023E ~90% ~65% 2023E ~(5%) ~($6) KEY REVENUE DRIVERS PROSOMNUS SLEEP TECHNOLOGIES ▪ North America direct sales rep expansion from 8 in 2021 to >20 in 2023 ▪ Expansion into international markets, and hiring of direct sales reps in Europe ▪ DTC advertising to drive patient awareness and clinician education to ProSomnus Oral appliance benefits ■ Additional revenue stream associated with Remote Patient Monitoring capabilities in pipeline product (expected soft launch in Q4 '22) KEY GROSS MARGIN DRIVERS ■ Product mix shifting to higher margin EVO and RPM related revenue ▪ Software upgrades, automation and process improvement initiatives are aimed at lowering direct material and direct labor costs ■ Transition of manufacturing to a lower cost jurisdiction expected to provide significant margin improvement related to direct labor ■ Purchasing scale and volume discounts anticipated to lower direct material costs ■ Economies of scale expected to drive lower overhead as a % of revenue Note: ProSomnus previously disclosed to certain parties certain financial prospects for calendar years ending 2024 and 2025. These financial prospects included 2024 and 2025 revenue of $70-74M and $120-125M, respectively; 2024 and 2025 gross margin of ~68% and ~70%, respectively; 2024 and 2025 Adj. EBITDA margin of ~3% and ~14%, respectively; and 2024 and 2025 unlevered free cash flow of ($5M) and $5M, respectively. ProSomnus is no longer issuing guidance for its financial prospects in 2024 and 2025. 1. Unlevered Free Cash Flow defined as Cash Flow from Operations (unlevered) less Cash Flow from Investing less Equipment Lease Financing. Does not include transaction costs. 22 STRICTLY CONFIDENTIAL

View entire presentation